﻿/*
 ******************************************************************
 *      
 * 域名空间　	: GreatB2C.DALSQLServer
 * 类　名　称	: Provider.cs
 * 类　功　能	: 数据操作实现层
 * 类　流　程    :                             
 * 运用算法　	:                             
 * 编　写　人	: qinying             
 * 编写日期　	: 2011-04-01
 * 最近更新日期　:
 * 版　　本　	: V1.0                           
 * 描　　述　	: Descript of Class                                                 
 *                                        
 ******************************************************************
*/

using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;

using GreatB2C.Model;
using GreatB2C.DALFactory;
using GreatB2C.DALProfile;
using GreatB2C.Config;
using GreatB2C.Utility;

namespace GreatB2C.DALSQLServer
{
    /// <summary>
    /// 类描述：
    /// </summary>
    [Serializable]
    public class Provider : DbBase, IProvider
    {
        string strSql = string.Empty;

        #region implement methods

        /// <summary>
        /// 获取获取参数参数列表
        /// </summary>
        /// <param name="ac"></param>
        /// <returns></returns>
        private SqlParameter[] GetParameters(GreatB2C.Model.Provider ac)
        {
            int i = 0;
            SqlParameter[] param = new SqlParameter[5];

            param[i] = new SqlParameter("@ProviderID", SqlDbType.Int, 4);
            param[i++].Value = ac.ProviderID;

            param[i] = new SqlParameter("@ProviderName", SqlDbType.NVarChar, 100);
            param[i++].Value = ac.ProviderName;

            param[i] = new SqlParameter("@InputTime", SqlDbType.DateTime, 8);
            param[i++].Value = ac.InputTime;

            param[i] = new SqlParameter("@Inputer", SqlDbType.NVarChar, 100);
            param[i++].Value = ac.Inputer;

            param[i] = new SqlParameter("@Remark", SqlDbType.NVarChar, 510);
            param[i++].Value = ac.Remark;


            return param;
        }

        /// <summary>
        /// 检查是否有重复记录。
        /// 注意：这里要手动修改一下，需要加入次主键做为第二条件（主要是为了修改操作）
        /// </summary>
        /// <param name="objModel">对应的数据映射类</param>
        /// <returns>操作结果：true-成功 false-失败</returns>
        public bool IsExists(GreatB2C.Model.Provider objModel)
        {
            string Sql = "SELECT Count(*) "
                            + " FROM "
                            + "[dbo].[" + Prefix + "Provider]"
                            + " WHERE "
                            + "	[ProviderID] = @ProviderID"
                //+" and 次主键=@次主键"
                            ;

            try
            {
                SqlParameter[] param = GetParameters(objModel);

                int count = Convert.ToInt32(DbHelper.ExecuteScalar(CommandType.Text, Sql, param).ToString());
                if (count > 0)
                {
                    return true;
                }

                return false;
            }
            catch (Exception ex)
            {
                Console.Write(ex.Message);
                return false;
            }
        }

        /// <summary>
        /// 检索出表中所有记录	
        /// </summary>
        /// <param name="aryResult">返回对象数据集合</param>
        /// <returns>操作结果：true-成功 false-失败</returns>
        public DataTable ListProvider()
        {
            DataTable dtData = new DataTable();
            string Sql = "SELECT "
                            + "[ProviderID],"
                            + "[ProviderName],"
                            + "[InputTime],"
                            + "[Inputer],"
                            + "[Remark]"
                            + " FROM "
                            + "[dbo].[" + Prefix + "Provider]";

            try
            {
                return DbHelper.ExecuteTable(CommandType.Text, Sql, null);
            }
            catch (Exception ex)
            {
                Console.Write(ex.Message);
                return null;
            }
        }

        /// <summary>
        /// 根据表中主键ID查询记录信息
        /// </summary>
        /// <param name="objModel">相应的对象映射模型</param>
        /// <returns>返回对象数据映射</returns>
        public GreatB2C.Model.Provider ListByID(GreatB2C.Model.Provider objModel)
        {
            string Sql = "SELECT * "
                            + " FROM "
                            + "[dbo].[" + Prefix + "Provider]"
                            + " WHERE "
                            + "	[ProviderID] = @ProviderID";

            try
            {
                SqlParameter[] param = GetParameters(objModel);

                using (DataTable dtData = DbHelper.ExecuteTable(CommandType.Text, Sql, param))
                {
                    if (dtData.Rows.Count > 0)
                    {
                        GreatB2C.Model.Provider modClass = new GreatB2C.Model.Provider();

                        modClass.ProviderID = Convert.ToInt32(dtData.Rows[0]["ProviderID"].ToString());
                        modClass.ProviderName = dtData.Rows[0]["ProviderName"].ToString();
                        modClass.InputTime = Convert.ToDateTime(dtData.Rows[0]["InputTime"].ToString());
                        modClass.Inputer = dtData.Rows[0]["Inputer"].ToString();
                        modClass.Remark = dtData.Rows[0]["Remark"].ToString();

                        return modClass;
                    }
                }

                return null;
            }
            catch (Exception ex)
            {
                Console.Write(ex.Message);
                return null;
            }
        }

        /// <summary>
        /// 新增一条新记录到表中
        /// </summary>
        /// <param name="objModel">相应的对象映射模型</param>
        /// <returns>操作结果：true-成功 false-失败</returns>
        public bool Insert(GreatB2C.Model.Provider objModel)
        {
            string Sql = "INSERT INTO "
                        + "[dbo].[" + Prefix + "Provider]"
                        + "("
                        + "[ProviderName],"
                        + "[InputTime],"
                        + "[Inputer],"
                            + "[Remark]"
                        + ") VALUES ("
                        + "@ProviderName,"
                        + "@InputTime,"
                        + "@Inputer,"
                            + "@Remark"
                        + ")";

            try
            {
                SqlParameter[] param = GetParameters(objModel);

                int affect = DbHelper.ExecuteNonQuery(CommandType.Text, Sql, param);

                if (affect == 1)
                    return true;
                else
                    return false;
            }
            catch (Exception ex)
            {
                Console.Write(ex.Message);
                return false;
            }
        }

        /// <summary>
        /// 根据主键ID更新指定记录
        /// </summary>
        /// <param name="objModel">相应的对象映射模型</param>
        /// <returns>操作结果：true-成功 false-失败</returns>
        public bool Update(GreatB2C.Model.Provider objModel)
        {
            string Sql = "UPDATE "
                        + "[dbo].[" + Prefix + "Provider]"
                        + " SET "
                        + "[ProviderName] = @ProviderName,"
                        + "[InputTime] = @InputTime,"
                        + "[Inputer] = @Inputer,"
                            + "[Remark] = @Remark"
                        + " WHERE "
                        + "[ProviderID] = @ProviderID"
                        ;

            try
            {
                SqlParameter[] param = GetParameters(objModel);

                int affect = DbHelper.ExecuteNonQuery(CommandType.Text, Sql, param);

                if (affect == 1)
                    return true;
                else
                    return false;
            }
            catch (Exception ex)
            {
                Console.Write(ex.Message);
                return false;
            }
        }

        /// <summary>
        /// 根据主键删除指定记录
        /// </summary>
        /// <param name="objModel">相应的对象映射模型</param>
        /// <returns>操作结果：true-成功 false-失败</returns>
        public bool Delete(GreatB2C.Model.Provider objModel)
        {
            string Sql = "DELETE FROM "
                            + "[dbo].[" + Prefix + "Provider]"
                            + " WHERE "
                            + "[ProviderID] = @ProviderID"
                            ;

            try
            {
                SqlParameter[] param = GetParameters(objModel);

                int affect = DbHelper.ExecuteNonQuery(CommandType.Text, Sql, param);

                if (affect == 1)
                    return true;
                else
                    return false;
            }
            catch (Exception ex)
            {
                Console.Write(ex.Message);
                return false;
            }
        }

        /// <summary>
        /// 根据ID列表批量删除记录
        /// 数据格式：1,2,3,4,5
        /// </summary>
        /// <param name="strList">ID列表</param>
        /// <returns>操作结果：true-成功 false-失败</returns>
        public bool DeleteList(string strList)
        {
            string Sql = "DELETE FROM "
                            + "[dbo].[" + Prefix + "Provider]"
                            + " WHERE "
                            + "[ProviderID] in ('" + strList + "')"
                            ;

            try
            {
                int affect = DbHelper.ExecuteNonQuery(CommandType.Text, Sql, null);

                if (affect == 1)
                    return true;
                else
                    return false;
            }
            catch (Exception ex)
            {
                Console.Write(ex.Message);
                return false;
            }
        }

        #endregion
    }
}
